outdated

adj

1. Out of date, old-fashioned, antiquated.

   “His outdated wordprocessing software could not read the files I sent.”

   “For example, by changing the use of existing rooms, removing or replacing unsightly features, clearing obstacles to easy circulation, rearranging direction signs and generally introducing as much order as possible, most outdated station buildings can be made reasonably efficient and attractive.”

2. Out of date; not the latest; obsolete.

   “Your version of the document is outdated.”

verb

1. (form-of, participle, past)simple past and past participle of outdate